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An image of various nanodots and fast Fourier transform (FFT) images. (a) Checkerboard nanodots from 30° and 120° machined directions. (b) Diamond-shaped nanodots from 90° and 150° machined directions. (c) Hexagonal nanodots from 30°, 90°, and 150° machined directions. Reprinted with permission from Ref. [144]. Copyright 2022 Elsevier.
